which of the spheres interact in the formation of coal? check all that apply.
-atmosphere
-biosphere
-cryosphere
-geosphere
-hydrosphere

How is ribosomal rna useful as a molecular clock? a. a large portion of the dna ring is not vital to structure or function, allowing it to accumulate neutral mutations. b. its rate of mutation increases over time as organisms continue to evolve and differentiate from each other. c. a slow mutation rate makes it useful for determining evolutionary relationships between ancient species. d. it is only found in select organisms, making it easier to compare relationships between species that have it.

Types of scientific inquiry that biologist engage in that cannot be completely controlled

As an asteroid comes close to earth, it's name will change to? apex